title: Specific protein antigens of Nocardia polychromogenes.
mesh_terms: D000946:Antigens, Fungal / Q000032:analysis*; D007106:Immune Sera; D005779:Immunodiffusion; D009615:Nocardia / Q000276:immunology*
chemical_list: D000946:Antigens, Fungal; D007106:Immune Sera